The phrase "a lack of precise knowledge" is correct and usable in written English.
It can be used when discussing insufficient or unclear understanding of a subject or topic.
Example: "The team's performance was hindered by a lack of precise knowledge about the new software."
Alternatives: "insufficient understanding" or "deficiency in accurate information."
In contrast, reporting a partner's age is potentially complicated by lack of precise knowledge of a partner's age and by the higher cognitive burden of recalling someone else's age.
We estimated that the positive predictive value of minimal sclerosis for unselected cases would be about 2.5%, but this estimate has a wide CI due to the lack of precise knowledge about the prevalence of PALB2 mutations in such cases.
Lack of precise knowledge of input nuclear physics, referred to as nuclear data, results in simulation uncertainties to which some parameters are highly sensitive.
More generally, trials, which are in danger of being inconclusive due to lack of precise knowledge on DMD's natural history [7], would strongly benefit from accurate selection of clinically homogeneous patient subsets.
The lack of precise knowledge about the CSF production rate and the unmeasured factors that influence it are sources of noise in the total CSF formation rate.
Our lack of precise knowledge regarding the contribution of these proteins to cell wall metabolism prevents any straightforward interpretation of the present results.
Due to lack of precise knowledge, additional nodes were added to describe the effects of families of proteins - such as the RAC family which includes RAC1, RAC2 and RAC3.
The lack of knowledge regarding AChE interpretation may in part be explained by a lack of precise values of AChE informing decisions rules in OP poisoning management [ 2- 6].
Labour MP Keith Vaz said a lack of precise information available about the screening was "shambolic".
